Finding the Fourth Proportional to 5,111,864.19, 7,054,362.99 and 2,788,756.83

Step by Step Solution

1. Step 1: Write the proportion equation
   5,111,864.19 : 7,054,362.99 = 2,788,756.83 : x
2. Step 2: Convert to fraction form
   5,111,864.19/7,054,362.99 = 2,788,756.83/x
3. Step 3: Cross multiply
   5,111,864.19x = 7,054,362.99 × 2,788,756.83
4. Step 4: Simplify right side
   5,111,864.19x = 19,672,902,969,661.72
5. Step 5: Solve for x
   x = 19,672,902,969,661.72/5,111,864.19
6. Step 6: Final answer
   x = 3,848,479.19